| Patents for G01R 29 - Arrangements for measuring or indicating electric quantities not covered by groups (11,937) |
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| 11/27/2013 | CN103412199A Computing method of unbalancedness of multi-circuit power transmission lines on same tower |
| 11/27/2013 | CN103412198A Measuring device and measuring method of three-dimensional space distribution characteristic of ship protective electric field |
| 11/27/2013 | CN103412197A Laser induced thermal pulse polymer dielectric space charge measuring device and method |
| 11/27/2013 | CN103412196A Mobile terminal antenna test jig |
| 11/27/2013 | CN103412195A Electric power collective reading system and method for detecting thunder and lightning environment |
| 11/27/2013 | CN103412155A Lower fixture seat used for wide-type mobile terminal antenna detection |
| 11/27/2013 | CN103411528A Method for calculating electric field probe rotation offset through circular polarization antenna axial ratio directional diagram |
| 11/27/2013 | CN101937069B Voltage characteristic detection system and method of SOC (System On Chip) intelligent electric meter |
| 11/27/2013 | CN101887095B Method for testing radiated noises of digital gravity metering device |
| 11/27/2013 | CN101852830B Jitter measuring apparatus |
| 11/26/2013 | US8594962 Distributing a clock in a subterranean survey data acquisition system |
| 11/26/2013 | US8594957 System, method and computer program for detecting an electrostatic discharge event |
| 11/21/2013 | WO2013172900A2 Arbitrary waveform generator to improve laser diode driver performance |
| 11/21/2013 | US20130307569 Noise measurement in capacitive touch sensors |
| 11/21/2013 | US20130307554 Potential measuring device |
| 11/21/2013 | US20130307553 Potential measuring device |
| 11/21/2013 | US20130307552 Static-electricity electrification measurement method and apparatus |
| 11/21/2013 | US20130307522 Electric field probe |
| 11/21/2013 | DE19907900B4 Verfahren zur Ermittlung des Signal-zu-Rauschverhältnisses bei gestörten Sprachsignalen sowie Anordnung und Verwendung Method for determining the signal-to-noise ratio in noisy speech signals as well as assembly and use |
| 11/20/2013 | CN203299285U Charged dust measurement system |
| 11/20/2013 | CN203299284U Phase detecting device for 10kv switch cabinet |
| 11/20/2013 | CN203299273U Phase-checking instrument of transformer |
| 11/20/2013 | CN103399216A Remote monitoring and alarming device for high-voltage phase lack of transformer |
| 11/20/2013 | CN103399215A Phase-lack and low-voltage detection circuit for three-phase alternating current |
| 11/20/2013 | CN103399214A Satellite-borne phased-array receiving antenna testing system |
| 11/20/2013 | CN102288836B Electromagnetic signal monitoring method based on wireless sensor network |
| 11/20/2013 | CN102222814B Antenna frame and component for same |
| 11/20/2013 | CN101843178B Application of wideband sampling for arc detection with a probabilistic model for quantitatively measuring arc events |
| 11/19/2013 | US8587345 Device for detecting pulsed signals with improved sensitivity |
| 11/19/2013 | US8587270 PWM limiter circuit having comparator and switch, and semiconductor device using the same |
| 11/14/2013 | WO2013167221A1 Lightning current monitoring system |
| 11/14/2013 | US20130300616 Three dimensional over the air antenna performance evaluation |
| 11/13/2013 | EP2661637A2 Oriented protocol method for the processing of stationary signals, partially stationary signals or cyclostationary signals |
| 11/13/2013 | CN203289017U Ring network switch having phase checking function |
| 11/13/2013 | CN203287467U Transformation ratio and polarity testing apparatus for voltage transformer |
| 11/13/2013 | CN203287443U Intelligent human-body static detecting and releasing apparatus |
| 11/13/2013 | CN203287442U Live-line phase indicator |
| 11/13/2013 | CN203287441U Wireless phase detector |
| 11/13/2013 | CN203287440U Ultra-high voltage direct current power transmission line total field strength measuring equipment |
| 11/13/2013 | CN203287439U Electrical-network safety caution device |
| 11/13/2013 | CN203287438U Handheld-type field intensity indicator |
| 11/13/2013 | CN103392132A Method and system for measuring electrical quantity in electrical network |
| 11/13/2013 | CN102353855B Portable electrostatic detection device and electrostatic detection method thereof |
| 11/12/2013 | US8583423 Method and arrangement for processing of speech quality estimate |
| 11/12/2013 | US8581791 Communication device and control method |
| 11/12/2013 | US8581790 Tuned directional antennas |
| 11/07/2013 | WO2013165547A1 System and method for synchronized triggering of test equipment for testing mimo transceivers |
| 11/07/2013 | WO2013079367A3 System of networked domestic appliances having a joint time base and identification device of a respective phase of the building installation, and method for operating such a system |
| 11/07/2013 | US20130293243 Diagnosis of Physical-Layer Bus Parameters in a Filling Level Measuring Device |
| 11/06/2013 | EP2659606A1 Over-the-air test |
| 11/06/2013 | CN203275532U Piezoelectric property detection device for combination of ultrasonic motor stator and piezoelectric ceramic |
| 11/06/2013 | CN203275531U Phase-sequence detector for three phases |
| 11/06/2013 | CN203275530U Multi-channel integrated thunder and lightning monitor |
| 11/06/2013 | CN203275529U Electromagnetic-environment monitoring vehicle integrated control plate frame |
| 11/06/2013 | CN203275509U Disturbance power test track |
| 11/06/2013 | CN103384835A Active antenna pattern testing system and method |
| 11/06/2013 | CN103384166A Fiber port line sequence tester of fiber access network |
| 11/06/2013 | CN102439465B Method and device for testing signal sequence |
| 11/06/2013 | CN102334038B Phase determining device and frequency determining device |
| 11/02/2013 | CA2774833A1 Personal active electromagnetic frequency attenuator |
| 10/31/2013 | WO2013162635A1 An electrostatic discharge event detector |
| 10/31/2013 | US20130285673 System and method for low voltage differential signaling test |
| 10/31/2013 | US20130285668 Electrostatic discharge event detector |
| 10/30/2013 | EP2657716A2 Electromagnetic measurement system |
| 10/30/2013 | EP2656086A1 Method for the contactless determination of an electrical potential using an oscillating electrode, and device |
| 10/30/2013 | CN203259601U Simple electric field intensity detection device |
| 10/30/2013 | CN203259600U Near field measuring tool for electromagnetic field |
| 10/30/2013 | CN203259599U Thunder and lightening automatic alarm system |
| 10/30/2013 | CN203259598U Detection device of label efficiency |
| 10/30/2013 | CN103377962A Method and system for testing low-voltage differential signals |
| 10/30/2013 | CN103376409A Phase loss detection method for three-phase motor and detection circuit |
| 10/30/2013 | CN103376368A Electric field intensity detecting instrument |
| 10/30/2013 | CN103376367A Emission signal visualization device |
| 10/30/2013 | CN102520281B Remote monitoring device of high-voltage electrostatic oil smoke purification equipment |
| 10/30/2013 | CN102341697B Absorbed power measuring method, local average absorbed power measuring method, local average absorbed power calculating device, and local average absorbed power calculating program |
| 10/30/2013 | CN101871979B Wireless signal detection alarm method and alarm |
| 10/30/2013 | CA2775682A1 Distribution power flow analyisis system and method |
| 10/29/2013 | US8567922 Piezoelectric actuator unit and method for testing piezoelectric actuator unit |
| 10/24/2013 | WO2013158232A1 System and method for combined microwave heating and radiometry for characterizing biological tissues |
| 10/24/2013 | WO2013158004A1 Efficient whole-body sar estimation |
| 10/24/2013 | WO2013157305A1 Emission signal visualization device |
| 10/24/2013 | WO2013157282A1 Transmitter and transmission method |
| 10/24/2013 | WO2013155844A1 Three-phase ac phase-sequence detection method and device |
| 10/24/2013 | US20130282319 Method and system for the estimation and cancellation of multipath delay of electromagnetic signals, in particular ssr replies |
| 10/23/2013 | CN203249970U Non-contact electrostatic spraying charge-to-mass ratio measuring device |
| 10/23/2013 | CN103367861A An antenna and a testing apparatus using the same |
| 10/23/2013 | CN103364754A Method for automatically measuring direct-current resistor, short-circuit impedance, on-load switch and non-load voltage ratio of transformer |
| 10/23/2013 | CN103364719A Synchronous detector |
| 10/23/2013 | CN103364648A Nuclear phase device and electroscope used in cooperation with nuclear phase device |
| 10/23/2013 | CN103364647A Device for detecting high voltage default phase of transformer |
| 10/23/2013 | CN103364646A Rapid microwave anechoic room antenna far field measurement method |
| 10/23/2013 | CN103364645A Near-field measurement method for antenna array of virtual feed network |
| 10/23/2013 | CN103364644A Method for eliminating baseline drift of probe output voltage signal |
| 10/23/2013 | CN103364643A Energy measuring method and device for radio frequency card reader, and energy measuring instrument |
| 10/23/2013 | CN103364642A Electric field metering device |
| 10/23/2013 | CN103364641A Transient electromagnetic environment testing method for transformer station |
| 10/23/2013 | CN102360043B Multifactor analyzer of carried charge of separated particle |
| 10/23/2013 | CN101738546B Device, system and method for measuring space charges by using electro-acoustic (PEA) method |
| 10/23/2013 | CN101533425B Power supply noise analysis apparatus, method and program for electronic circuit board |
| 10/17/2013 | US20130275063 System for detecting partial discharge signal and method thereof |